<!doctype html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport"
    content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>axios基本使用</title>
  <link crossorigin="anonymous" href="https://cdn.bootcss.com/twitter-bootstrap/3.3.7/css/bootstrap.min.css"
    rel="stylesheet">
  <script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
</head>

<body>
  <div class="container">
    <h2 class="page-header">基本使用</h2>
    <button class="btn btn-primary"> 发送GET请求 </button>
    <button class="btn btn-warning"> 发送POST请求 </button>
    <button class="btn btn-success"> 发送 PUT 请求 </button>
    <button class="btn btn-danger"> 发送 DELETE 请求 </button>
  </div>
  <script>
    const btns = document.querySelectorAll('button');
    btns[0].onclick = function () {
      axios({
        //请求类型
        method: 'GET',
        //URL
        url: 'http://localhost:3000/posts/2',
      }).then(response => {
        console.log(response);
      });
    }
    //添加一篇新的文章
    btns[1].onclick = function () {
      //发送 AJAX 请求
      axios({
        //请求类型
        method: 'POST',
        //URL
        url: 'http://localhost:3000/posts',
        //设置请求体
        data: {
          title: "今天天气不错, 还挺风和日丽的",
          author: "张三"
        }
      }).then(response => {
        console.log(response);
      });
    }
    //更新数据
    btns[2].onclick = function () {
      //发送 AJAX 请求
      axios({
        //请求类型
        method: 'PUT',
        //URL
        url: 'http://localhost:3000/posts/3',
        //设置请求体
        data: {
          title: "今天天气不错, 还挺风和日丽的",
          author: "李四"
        }
      }).then(response => {
        console.log(response);
      });
    }
    //删除数据
    btns[3].onclick = function () {
      //发送 AJAX 请求
      axios({
        //请求类型
        method: 'delete',
        //URL
        url: 'http://localhost:3000/posts/3',
      }).then(response => {
        console.log(response);
      });
    }
  </script>
</body>

</html>